Home / 211,141,320.73-316,711,347.48-53,574,030.10

Finding the Fourth Proportional to 211,141,320.73, 316,711,347.48 and 53,574,030.10

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Solution

The fourth proportional to 211,141,320.73, 316,711,347.48 and 53,574,030.10 is: 80,360,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,141,320.73 : 316,711,347.48 = 53,574,030.10 : x
  2. Step 2: Convert to fraction form
    211,141,320.73/316,711,347.48 = 53,574,030.10/x
  3. Step 3: Cross multiply
    211,141,320.73x = 316,711,347.48 × 53,574,030.10
  4. Step 4: Simplify right side
    211,141,320.73x = 16,967,503,262,905,080
  5. Step 5: Solve for x
    x = 16,967,503,262,905,080/211,141,320.73
  6. Step 6: Final answer
    x = 80,360,884.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.